Transcript Inherited traits!

INHERITED TRAITS!
Objectives
Identify common traits in humans
WIDOWS PEAK
 Having a widows peak is dominant
 WW, Ww
ww
DIMPLES
 Having Dimples is dominant
 DD
Dd
dd
EARLOBES
 Detached is dominant
 DD
Dd
dd
HAIR WHORL
 Clockwise hair whorl is dominant
 CC, Cc
cc
CLEFT CHIN
 Having a cleft is dominant
 CC, Cc
cc
TONGUE ROLLING
 Being able to roll your tongue is Dominant
 RR, Rr
rr
STRAIT PINKY
 Having a strait pinky is dominant

SS, Ss
ss
HAIR SHAPE
 Curly is dominant to strait
 CC, Cc
cc
HITCHHIKERS THUMB
 Strait Thumb is dominant
 SS, Ss
ss
MID DIGIT HAIR
 Mid Digit hair is dominant
 MM, Mm
mm
FRECKLES
 Freckels are dominant
 FF , Ff
ff
ROMAN NOSE
 Roman nose is dominant
 RR , Rr
rr
HAIR COLOR
 Linked to two or more Genes
 Yellow / Orange
 Brown / Black
EYE COLOR
 Linked to more then one gene, possibly up to 16
 All of the pigment in eyes vary from brown to black
 Light colored eyes are caused by a refraction of light by the shape of the
eye(Rayleigh Scattering)
COLOR BLINDNESS
 Inherited from a mutation on the X chromosome. Linked to 56 different
genes